Weyl points and line nodes in 3D photonic crystals

Ling Lu; Liang Fu; John Joannopoulos; Marin Soljačić

doi:10.1364/CLEO_QELS.2013.QTh1A.2

CLEO: 2013
OSA Technical Digest (online) (Optica Publishing Group, 2013),
paper QTh1A.2
•https://doi.org/10.1364/CLEO_QELS.2013.QTh1A.2

Weyl points and line nodes in 3D photonic crystals

Ling Lu, Liang Fu, John Joannopoulos, and Marin Soljačić

CLEO: QELS_Fundamental Science 2013

San Jose, California United States
9–14 June 2013
ISBN: 978-1-55752-972-5

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Novel Phenomena in Complex Media (QTh1A)

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L. Lu, L. Fu, J. Joannopoulos, and M. Soljačić, "Weyl points and line nodes in 3D photonic crystals," in CLEO: 2013, OSA Technical Digest (online) (Optica Publishing Group, 2013), paper QTh1A.2.

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Abstract

We present theoretical discoveries of frequency-isolated Weyl points and line nodes, 3D linear point- and line-degeneracies, in gyroid photonic crystals. The associated surface states exhibit topological-protection and flat bands realizable from microwave to optical frequencies.

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